please explain me l don't know how to solve
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Answered by
13
Answer:
a-3b-5c
a=13 b-15
b=3c+4
c=-1
Answered by
18
a - 3b - 5c
= -2 - 3(1) - 5(-1)
= -2 -3 + 5 = 5-5 = 0
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